Strutt, P. (2010). Business grammar and usage: Business English. Pearson Education Limited.
Chicago-referens (17:e uppl.)Strutt, Peter. Business Grammar and Usage: Business English. Essex: Pearson Education Limited, 2010.
MLA-referens (9:e uppl.)Strutt, Peter. Business Grammar and Usage: Business English. Pearson Education Limited, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.